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Finding the Fourth Proportional to 132,117,924.30, 198,176,886.45 and 132,117,924.30

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Solution

The fourth proportional to 132,117,924.30, 198,176,886.45 and 132,117,924.30 is: 198,176,886.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,117,924.30 : 198,176,886.45 = 132,117,924.30 : x
  2. Step 2: Convert to fraction form
    132,117,924.30/198,176,886.45 = 132,117,924.30/x
  3. Step 3: Cross multiply
    132,117,924.30x = 198,176,886.45 × 132,117,924.30
  4. Step 4: Simplify right side
    132,117,924.30x = 26,182,718,882,010,792
  5. Step 5: Solve for x
    x = 26,182,718,882,010,792/132,117,924.30
  6. Step 6: Final answer
    x = 198,176,886.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.